Home / 7,154,968.72-10,731,083.84-2,778,108.16

Finding the Fourth Proportional to 7,154,968.72, 10,731,083.84 and 2,778,108.16

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Solution

The fourth proportional to 7,154,968.72, 10,731,083.84 and 2,778,108.16 is: 4,166,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154,968.72 : 10,731,083.84 = 2,778,108.16 : x
  2. Step 2: Convert to fraction form
    7,154,968.72/10,731,083.84 = 2,778,108.16/x
  3. Step 3: Cross multiply
    7,154,968.72x = 10,731,083.84 × 2,778,108.16
  4. Step 4: Simplify right side
    7,154,968.72x = 29,812,111,581,548.14
  5. Step 5: Solve for x
    x = 29,812,111,581,548.14/7,154,968.72
  6. Step 6: Final answer
    x = 4,166,630.60

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